/* CH8A.C */
/* Interprets lines of A's and B's */
#include <stdio.h>
main ()
{
/* Description  ......
   Open input file
   Read first character
   WHILE not at end of file
      WHILE not at end of line
         IF character = A
            Display X
	   ELSE
	      Display a space
	   Read next character
      Read past newline and read 1st character on next line
      Display end of line (move to next line in output)
   Close input file
*/

/* variable declarations */


























}